backport: [multiple changes]

backport: [multiple changes]

2014-04-04  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	Back port from trunk
	2013-04-25  Alan Modra  <amodra@gmail.com>

	PR target/57052
	* config/rs6000/rs6000.md (rotlsi3_internal7): Rename to
	rotlsi3_internal7le and condition on !BYTES_BIG_ENDIAN.
	(rotlsi3_internal8be): New BYTES_BIG_ENDIAN insn.
	Repeat for many other rotate/shift and mask patterns using subregs.
	Name lshiftrt insns.
	(ashrdisi3_noppc64): Rename to ashrdisi3_noppc64be and condition
	on WORDS_BIG_ENDIAN.

	2013-06-07  Alan Modra  <amodra@gmail.com>

	* config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
	override user -mfp-in-toc.
	(offsettable_ok_by_alignment): Consider just the current access
	rather than the whole object, unless BLKmode.  Handle
	CONSTANT_POOL_ADDRESS_P constants that lack a decl too.
	(use_toc_relative_ref): Allow CONSTANT_POOL_ADDRESS_P constants
	for -mcmodel=medium.
	* config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't
	override user -mfp-in-toc or -msum-in-toc.  Default to
	-mno-fp-in-toc for -mcmodel=medium.

	2013-06-18  Alan Modra  <amodra@gmail.com>

	* config/rs6000/rs6000.h (enum data_align): New.
	(LOCAL_ALIGNMENT, DATA_ALIGNMENT): Use rs6000_data_alignment.
	(DATA_ABI_ALIGNMENT): Define.
	(CONSTANT_ALIGNMENT): Correct comment.
	* config/rs6000/rs6000-protos.h (rs6000_data_alignment): Declare.
	* config/rs6000/rs6000.c (rs6000_data_alignment): New function.

	2013-07-11  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>

	* config/rs6000/rs6000.md (""*tls_gd_low<TLSmode:tls_abi_suffix>"):
	Require GOT register as additional operand in UNSPEC.
	("*tls_ld_low<TLSmode:tls_abi_suffix>"): Likewise.
	("*tls_got_dtprel_low<TLSmode:tls_abi_suffix>"): Likewise.
	("*tls_got_tprel_low<TLSmode:tls_abi_suffix>"): Likewise.
	("*tls_gd<TLSmode:tls_abi_suffix>"): Update splitter.
	("*tls_ld<TLSmode:tls_abi_suffix>"): Likewise.
	("tls_got_dtprel_<TLSmode:tls_abi_suffix>"): Likewise.
	("tls_got_tprel_<TLSmode:tls_abi_suffix>"): Likewise.

	2014-01-23  Pat Haugen  <pthaugen@us.ibm.com>

	* config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
	force flag_ira_loop_pressure if set via command line.

	2014-02-06  Alan Modra  <amodra@gmail.com>

	PR target/60032
	* config/rs6000/rs6000.c (rs6000_secondary_memory_needed_mode): Only
	change SDmode to DDmode when lra_in_progress.

From-SVN: r209114